/*
 * Copyright © 2004-2021 L2J DataPack
 * 
 * This file is part of L2J DataPack.
 * 
 * L2J DataPack is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * L2J DataPack is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
package com.l2jserver.datapack.handlers.admincommandhandlers;

import java.util.List;
import java.util.StringTokenizer;

import com.l2jserver.gameserver.data.xml.impl.NpcData;
import com.l2jserver.gameserver.handler.IAdminCommandHandler;
import com.l2jserver.gameserver.model.actor.L2Character;
import com.l2jserver.gameserver.model.actor.instance.L2MonsterInstance;
import com.l2jserver.gameserver.model.actor.instance.L2PcInstance;
import com.l2jserver.gameserver.model.actor.templates.L2NpcTemplate;
import com.l2jserver.gameserver.model.stats.Formulas;
import com.l2jserver.gameserver.network.SystemMessageId;
import com.l2jserver.gameserver.network.serverpackets.NpcHtmlMessage;
import com.l2jserver.gameserver.util.StringUtil;

/**
 * This class handles following admin commands: - gm = turns gm mode on/off
 * @version $Revision: 1.1.2.1 $ $Date: 2005/03/15 21:32:48 $
 */
public class AdminFightCalculator implements IAdminCommandHandler {
	private static final String[] ADMIN_COMMANDS = {
		"admin_fight_calculator",
		"admin_fight_calculator_show",
		"admin_fcs",
	};
	
	// TODO: remove from gm list etc etc
	@Override
	public boolean useAdminCommand(String command, L2PcInstance activeChar) {
		try {
			if (command.startsWith("admin_fight_calculator_show")) {
				handleShow(command.substring("admin_fight_calculator_show".length()), activeChar);
			} else if (command.startsWith("admin_fcs")) {
				handleShow(command.substring("admin_fcs".length()), activeChar);
			} else if (command.startsWith("admin_fight_calculator")) {
				handleStart(command.substring("admin_fight_calculator".length()), activeChar);
			}
		} catch (StringIndexOutOfBoundsException e) {
		}
		return true;
	}
	
	@Override
	public String[] getAdminCommandList() {
		return ADMIN_COMMANDS;
	}
	
	private void handleStart(String params, L2PcInstance activeChar) {
		StringTokenizer st = new StringTokenizer(params);
		int lvl1 = 0;
		int lvl2 = 0;
		int mid1 = 0;
		int mid2 = 0;
		while (st.hasMoreTokens()) {
			String s = st.nextToken();
			if (s.equals("lvl1")) {
				lvl1 = Integer.parseInt(st.nextToken());
				continue;
			}
			if (s.equals("lvl2")) {
				lvl2 = Integer.parseInt(st.nextToken());
				continue;
			}
			if (s.equals("mid1")) {
				mid1 = Integer.parseInt(st.nextToken());
				continue;
			}
			if (s.equals("mid2")) {
				mid2 = Integer.parseInt(st.nextToken());
				continue;
			}
		}
		
		L2NpcTemplate npc1 = null;
		if (mid1 != 0) {
			npc1 = NpcData.getInstance().getTemplate(mid1);
		}
		L2NpcTemplate npc2 = null;
		if (mid2 != 0) {
			npc2 = NpcData.getInstance().getTemplate(mid2);
		}
		
		final NpcHtmlMessage adminReply = new NpcHtmlMessage();
		
		final String replyMSG;
		
		if ((npc1 != null) && (npc2 != null)) {
			replyMSG = StringUtil.concat("<html><title>Selected mobs to fight</title>" + "<body>" + "<table>" + "<tr><td>First</td><td>Second</td></tr>" + "<tr><td>level ", String.valueOf(lvl1), "</td><td>level ", String.valueOf(lvl2), "</td></tr>"
				+ "<tr><td>id ", String.valueOf(npc1.getId()), "</td><td>id ", String.valueOf(npc2.getId()), "</td></tr>" + "<tr><td>", npc1.getName(), "</td><td>", npc2.getName(), "</td></tr>" + "</table>" + "<center><br><br><br>"
					+ "<button value=\"OK\" action=\"bypass -h admin_fight_calculator_show ", String.valueOf(npc1.getId()), " ", String.valueOf(npc2.getId()), "\"  width=100 height=15 back=\"L2UI_ct1.button_df\" fore=\"L2UI_ct1.button_df\">" + "</center>" + "</body></html>");
		} else if ((lvl1 != 0) && (npc1 == null)) {
			final List<L2NpcTemplate> npcs = NpcData.getInstance().getAllOfLevel(lvl1);
			final StringBuilder sb = StringUtil.startAppend(50 + (npcs.size() * 200), "<html><title>Select first mob to fight</title>" + "<body><table>");
			
			for (L2NpcTemplate n : npcs) {
				StringUtil.append(sb, "<tr><td><a action=\"bypass -h admin_fight_calculator lvl1 ", String.valueOf(lvl1), " lvl2 ", String.valueOf(lvl2), " mid1 ", String.valueOf(n.getId()), " mid2 ", String.valueOf(mid2), "\">", n.getName(), "</a></td></tr>");
			}
			
			sb.append("</table></body></html>");
			replyMSG = sb.toString();
		} else if ((lvl2 != 0) && (npc2 == null)) {
			final List<L2NpcTemplate> npcs = NpcData.getInstance().getAllOfLevel(lvl2);
			final StringBuilder sb = StringUtil.startAppend(50 + (npcs.size() * 200), "<html><title>Select second mob to fight</title>" + "<body><table>");
			
			for (L2NpcTemplate n : npcs) {
				StringUtil.append(sb, "<tr><td><a action=\"bypass -h admin_fight_calculator lvl1 ", String.valueOf(lvl1), " lvl2 ", String.valueOf(lvl2), " mid1 ", String.valueOf(mid1), " mid2 ", String.valueOf(n.getId()), "\">", n.getName(), "</a></td></tr>");
			}
			
			sb.append("</table></body></html>");
			replyMSG = sb.toString();
		} else {
			replyMSG = "<html><title>Select mobs to fight</title>" + "<body>" + "<table>" + "<tr><td>First</td><td>Second</td></tr>" + "<tr><td><edit var=\"lvl1\" width=80></td><td><edit var=\"lvl2\" width=80></td></tr>" + "</table>" + "<center><br><br><br>"
				+ "<button value=\"OK\" action=\"bypass -h admin_fight_calculator lvl1 $lvl1 lvl2 $lvl2\"  width=100 height=15 back=\"L2UI_ct1.button_df\" fore=\"L2UI_ct1.button_df\">" + "</center>" + "</body></html>";
		}
		
		adminReply.setHtml(replyMSG);
		activeChar.sendPacket(adminReply);
	}
	
	private void handleShow(String params, L2PcInstance activeChar) {
		params = params.trim();
		
		L2Character npc1 = null;
		L2Character npc2 = null;
		if (params.length() == 0) {
			npc1 = activeChar;
			npc2 = (L2Character) activeChar.getTarget();
			if (npc2 == null) {
				activeChar.sendPacket(SystemMessageId.INCORRECT_TARGET);
				return;
			}
		} else {
			int mid1 = 0;
			int mid2 = 0;
			StringTokenizer st = new StringTokenizer(params);
			mid1 = Integer.parseInt(st.nextToken());
			mid2 = Integer.parseInt(st.nextToken());
			
			npc1 = new L2MonsterInstance(NpcData.getInstance().getTemplate(mid1));
			npc2 = new L2MonsterInstance(NpcData.getInstance().getTemplate(mid2));
		}
		
		int miss1 = 0;
		int miss2 = 0;
		int shld1 = 0;
		int shld2 = 0;
		int crit1 = 0;
		int crit2 = 0;
		double patk1 = 0;
		double patk2 = 0;
		double pdef1 = 0;
		double pdef2 = 0;
		double dmg1 = 0;
		double dmg2 = 0;
		
		// ATTACK speed in milliseconds
		int sAtk1 = npc1.calculateTimeBetweenAttacks();
		int sAtk2 = npc2.calculateTimeBetweenAttacks();
		// number of ATTACK per 100 seconds
		sAtk1 = 100000 / sAtk1;
		sAtk2 = 100000 / sAtk2;
		
		for (int i = 0; i < 10000; i++) {
			boolean _miss1 = Formulas.calcHitMiss(npc1, npc2);
			if (_miss1) {
				miss1++;
			}
			byte _shld1 = Formulas.calcShldUse(npc1, npc2, null, false);
			if (_shld1 > 0) {
				shld1++;
			}
			boolean _crit1 = Formulas.calcCrit(npc1, npc2);
			if (_crit1) {
				crit1++;
			}
			
			double _patk1 = npc1.getPAtk(npc2);
			_patk1 += npc1.getRandomDamageMultiplier();
			patk1 += _patk1;
			
			double _pdef1 = npc1.getPDef(npc2);
			pdef1 += _pdef1;
			
			if (!_miss1) {
				double _dmg1 = Formulas.calcPhysDam(npc1, npc2, _shld1, _crit1, false);
				dmg1 += _dmg1;
				npc1.abortAttack();
			}
		}
		
		for (int i = 0; i < 10000; i++) {
			boolean _miss2 = Formulas.calcHitMiss(npc2, npc1);
			if (_miss2) {
				miss2++;
			}
			byte _shld2 = Formulas.calcShldUse(npc2, npc1, null, false);
			if (_shld2 > 0) {
				shld2++;
			}
			boolean _crit2 = Formulas.calcCrit(npc2, npc1);
			if (_crit2) {
				crit2++;
			}
			
			double _patk2 = npc2.getPAtk(npc1);
			_patk2 *= npc2.getRandomDamageMultiplier();
			patk2 += _patk2;
			
			double _pdef2 = npc2.getPDef(npc1);
			pdef2 += _pdef2;
			
			if (!_miss2) {
				double _dmg2 = Formulas.calcPhysDam(npc2, npc1, _shld2, _crit2, false);
				dmg2 += _dmg2;
				npc2.abortAttack();
			}
		}
		
		miss1 /= 100;
		miss2 /= 100;
		shld1 /= 100;
		shld2 /= 100;
		crit1 /= 100;
		crit2 /= 100;
		patk1 /= 10000;
		patk2 /= 10000;
		pdef1 /= 10000;
		pdef2 /= 10000;
		dmg1 /= 10000;
		dmg2 /= 10000;
		
		// total damage per 100 seconds
		int tdmg1 = (int) (sAtk1 * dmg1);
		int tdmg2 = (int) (sAtk2 * dmg2);
		// HP restored per 100 seconds
		double maxHp1 = npc1.getMaxHp();
		int hp1 = (int) ((Formulas.calcHpRegen(npc1) * 100000) / Formulas.getRegeneratePeriod(npc1));
		
		double maxHp2 = npc2.getMaxHp();
		int hp2 = (int) ((Formulas.calcHpRegen(npc2) * 100000) / Formulas.getRegeneratePeriod(npc2));
		
		final NpcHtmlMessage adminReply = new NpcHtmlMessage();
		
		final StringBuilder replyMSG = StringUtil.startAppend(1000, "<html><title>Selected mobs to fight</title>" + "<body>" + "<table>");
		
		if (params.length() == 0) {
			replyMSG.append("<tr><td width=140>Parameter</td><td width=70>me</td><td width=70>target</td></tr>");
		} else {
			StringUtil.append(replyMSG, "<tr><td width=140>Parameter</td><td width=70>", ((L2NpcTemplate) npc1.getTemplate()).getName(), "</td><td width=70>", ((L2NpcTemplate) npc2.getTemplate()).getName(), "</td></tr>");
		}
		
		StringUtil.append(replyMSG, "<tr><td>miss</td><td>", String.valueOf(miss1), "%</td><td>", String.valueOf(miss2), "%</td></tr>" + "<tr><td>shld</td><td>", String.valueOf(shld2), "%</td><td>", String.valueOf(shld1), "%</td></tr>"
			+ "<tr><td>crit</td><td>", String.valueOf(crit1), "%</td><td>", String.valueOf(crit2), "%</td></tr>"
				+ "<tr><td>pAtk / pDef</td><td>", String.valueOf((int) patk1), " / ", String.valueOf((int) pdef1), "</td><td>", String.valueOf((int) patk2), " / ", String.valueOf((int) pdef2), "</td></tr>"
					+ "<tr><td>made hits</td><td>", String.valueOf(sAtk1), "</td><td>", String.valueOf(sAtk2), "</td></tr>" + "<tr><td>dmg per hit</td><td>", String.valueOf((int) dmg1), "</td><td>", String.valueOf((int) dmg2), "</td></tr>"
						+ "<tr><td>got dmg</td><td>", String.valueOf(tdmg2), "</td><td>", String.valueOf(tdmg1), "</td></tr>"
							+ "<tr><td>got regen</td><td>", String.valueOf(hp1), "</td><td>", String.valueOf(hp2), "</td></tr>" + "<tr><td>had HP</td><td>", String.valueOf((int) maxHp1), "</td><td>", String.valueOf((int) maxHp2), "</td></tr>" + "<tr><td>die</td>");
		
		if ((tdmg2 - hp1) > 1) {
			StringUtil.append(replyMSG, "<td>", String.valueOf((int) ((100 * maxHp1) / (tdmg2 - hp1))), " sec</td>");
		} else {
			replyMSG.append("<td>never</td>");
		}
		
		if ((tdmg1 - hp2) > 1) {
			StringUtil.append(replyMSG, "<td>", String.valueOf((int) ((100 * maxHp2) / (tdmg1 - hp2))), " sec</td>");
		} else {
			replyMSG.append("<td>never</td>");
		}
		
		replyMSG.append("</tr>" + "</table>" + "<center><br>");
		
		if (params.length() == 0) {
			replyMSG.append("<button value=\"Retry\" action=\"bypass -h admin_fight_calculator_show\"  width=100 height=15 back=\"L2UI_ct1.button_df\" fore=\"L2UI_ct1.button_df\">");
		} else {
			StringUtil.append(replyMSG, "<button value=\"Retry\" action=\"bypass -h admin_fight_calculator_show ", String.valueOf(((L2NpcTemplate) npc1.getTemplate()).getId()), " ", String.valueOf(((L2NpcTemplate) npc2.getTemplate()).getId()), "\"  width=100 height=15 back=\"L2UI_ct1.button_df\" fore=\"L2UI_ct1.button_df\">");
		}
		
		replyMSG.append("</center>" + "</body></html>");
		adminReply.setHtml(replyMSG.toString());
		activeChar.sendPacket(adminReply);
		
		if (params.length() != 0) {
			((L2MonsterInstance) npc1).deleteMe();
			((L2MonsterInstance) npc2).deleteMe();
		}
	}
}